“retrospective study”的概念、定义、翻译、参考文献-科学参考

单词	retrospective study
释义	retrospective study Encyclopedia 理学临床试验的自适应性设计释 retrospective study观察性研究在自然状态下对研究对象的特征进行观察、记录，并对结果进行描述和对比分析的研究。 Mathematics retrospective study回溯研究
随便看	Canadian Museum of Nature Canadian Museums Association Canadian Museums Association Ethical Guidelines Canadian national cyber security strategy Canadian National Railway Canadian Northern Railway Canadian Nuclear Safety Commission Canadian Pacific Railway Canadian poplar Canadian Prairie Canadian private international law Canadian refugee Canadian Right and Freedom Charter Canadian Rocky Mountain Parks Canadians Canadian Screen Awards Canadian space activities Canadian Space Agency Canadian Studies Canadian Virtual Observatory Canadian War Museum Canadian Wheat Board Canaima National Park canakinumab Canal+

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